<div id="sidebar">
      <h1>Sub Menu</h1>
      <div class="submenu"> 
     	<a href="http://localhost:8080/FlyGreenwichAirline/admin">home</a> 
		<a href="http://localhost:8080/FlyGreenwichAirline/admin/addflight.jsp">add flight</a> 
		<a href="http://localhost:8080/FlyGreenwichAirline/admin/adduser.jsp">add user</a>
      </div>
</div>